連接錯誤(Connection Error)
錯誤示例:Can't connect to MySQL server on 'localhost' (10061)
解決方法:
bind-address
設(shè)置正確。訪問被拒絕(Access Denied)
錯誤示例:ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
解決方法:
數(shù)據(jù)庫不存在(Database Not Found)
錯誤示例:ERROR 1049 (42000): Unknown database 'mydb'
解決方法:
表不存在(Table Not Found)
錯誤示例:ERROR 1146 (42S02): Table 'mydb.mytable' doesn't exist
解決方法:
語法錯誤(Syntax Error)
錯誤示例:ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'LIMIT 10' at line 1
解決方法:
字段不存在(Column Not Found)
錯誤示例:ERROR 1054 (42S22): Unknown column 'mycolumn' in 'field list'
解決方法:
數(shù)據(jù)類型不匹配(Data Type Mismatch)
錯誤示例:ERROR 1366 (HY000): Incorrect integer value: 'abc' for column 'mycolumn' at row 1
解決方法:
主鍵或唯一約束沖突(Primary Key or Unique Constraint Violation)
錯誤示例:ERROR 1062 (23000): Duplicate entry '1' for key 'PRIMARY'
解決方法:
外鍵約束沖突(Foreign Key Constraint Violation)
錯誤示例:ERROR 1452 (23000): Cannot add or update a child row: a foreign key constraint fails
解決方法:
存儲引擎不支持的功能(Storage Engine Feature Not Supported)
錯誤示例:ERROR 1286 (HY000): Unknown storage engine 'InnoDB'
解決方法:
這些只是一些常見的MySQL錯誤及其解決方法。根據(jù)實際情況,可能需要采取其他措施來解決問題。在處理問題時,請務(wù)必參考MySQL官方文檔以獲取最準(zhǔn)確的信息。